La vallée des loups

In the face of his own threatening illness, the greatest protector of jaguars is battling time and adversity to save these endangered cats. Venture deep into the wilds of Brazil, Belize, and Panama with biologist Alan Rabinowitz as he pursues these elusive predators—and fights to protect even more jaguar habitat than he already has. Narrated by actress Glenn Close.

Trek into the hidden battlefields of northern Botswana where lions and spotted hyenas clash in overlapping territories. With never-before-seen footage, much of it filmed at night, you'll uncover an intense and vicious blood feud that has been waged for millennia. Follow the Southern Clan, led by a powerful hyena matriarch whose firstborn female cub kills her sister at birth to assure her succession as leader of the clan. Lurk in the shadows as a lioness from the Central Pride gives birth to three cubs and then encounters a deadly Egyptian cobra. You'll be stunned by breathtaking chase scenes as the hyena matriarch is brutally killed by a male lion, throwing the clan into chaos. Discover nature's savage conflicts in this ancient rivalry.

National Geographic embarks on a 250-mile adventure through unspoiled territory along the coast of British Columbia called the Great Bear Rain Forest. It is here that bear-hunting wolves take to the sea, grizzlies clash in titanic battles, and wild salmon are the pulsing lifeblood of an entire ecosystem. As this precious habitat faces an uncertain future, threatened by chainsaws and fish farms, a team of dedicated scientists is racing to prove that it must be protected. Forming a wilderness detective squad, these experts are searching for the rare white spirit bear and collecting clues that will decipher the secret life of the forest's elusive inhabitants.

Documentary which follows crocodile expert Brad Bestelink on a quest to dive with crocodiles without a cage or any other protection.

Meet Lanz Priestley, a charasmatic homeless man, who owns nothing but a phone and a Facebook page. When Lanz discovers taps have run dry in drought-stricken outback Australia, he raises the money to deliver drinking water himself.

Previous attempts to find the giant squid have largely failed. Armed with state-of-the-art cameras and some new theories, a scientific team encounter some of the most unbelievable scenes nature has to offer and finally shine a light on this elusive creature.

Listen to the sound of the waves, the turtles, all these lamps; many personal emotions and sensations.

In honor of his 95th birthday, a look at Sir David Attenborough’s life and contributions to broadcasting and the natural world. Presented by BBC.

Sir David Attenborough investigates the discovery of a lifetime: the giant skull of a prehistoric sea monster, known as a pliosaur – the Tyrannosaurus rex of the seas!

Only few big cats have been as intensively studied as lions. We thought we knew everything about them. Yet some parts of their lives kept hidden in the dark. Cameras follow two prides and their respective females by day and by night, revealing astonishing behavioral patterns of Africa's largest lions. Symbols of courage and power, lions have been intensively researched for many decades. While hardly a single facet of their lives has gone unnoticed, certain things have remained hidden. Thanks to thermal imaging cameras, this two-part series reveals the last secrets of Africa's largest wild cats. We follow two prides in Southern Kenya and their respective females by day and by night, discovering astonishing behavioral patterns. Lean times face the animals as the huge wildebeest herds, which, until now have supplied the young families with ample food, are migrating south to the Serengeti. We will watch the daily struggle for survival as these mothers risk everything in order to rear ...